The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 03, 2023
Filed:
Nov. 22, 2019
Applicant:
Saint-gobain Ceramics & Plastics, Inc., Worcester, MA (US);
Inventor:
Evgeniy E. Esjunin, Dunstable, MA (US);
Assignee:
SAINT-GOBAIN CERAMICS & PLASTICS, INC., Worcester, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 35/565 (2006.01); F27D 5/00 (2006.01);
U.S. Cl.
CPC ...
C04B 35/565 (2013.01); F27D 5/0006 (2013.01); C04B 2235/383 (2013.01); C04B 2235/945 (2013.01);
Abstract
A refractory article including a body having central opening extending through at least a portion of the body, the central opening having a receiving surface having a convex curvature. In an embodiment, the body can include a coupling protrusion extending from a portion of an upper surface of the body and a coupling depression on a portion of a bottom surface of the body.